/*
 * Copyright 2010 - 2011, The PLDesktop Development Team
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include "processinstancemanager.h"

PLProcessInstanceManager::PLProcessInstanceManager() : m_processes(), m_threads(), m_unusedProcesses(), m_unusedThreads() {
}

PLProcess *PLProcessInstanceManager::newProcess() {
	PLProcess *pro;
	if(m_unusedProcesses.count() > 0) {
		pro = m_unusedProcesses.take(m_unusedProcesses.count() - 1);
	} else {
		pro = new PLProcess();
	}
	return pro;
}

PLThread *PLProcessInstanceManager::newThread(PLProcess *process) {
	PLThread *thr;
	if(m_unusedThreads.count() > 0) {
		thr = m_unusedThreads.take(m_unusedThreads.count() - 1);
		thr->setProcessFromThread(process);
		thr->clear();
	} else {
		thr = new PLThread(process);
		thr->init();
	}
	return thr;
}

PLThread *PLProcessInstanceManager::newThread(PLProcess *process, PLThread *thread) {
	PLThread *thr;
	if(m_unusedThreads.count() > 0) {
		thr = m_unusedThreads.take(m_unusedThreads.count() - 1);
		thr->setProcessFromThread(process);
		thr->setParentThread(thread);
		thr->clear();
	} else {
		thr = new PLThread(process, thread);
		thr->init();
	}
	return thr;
}
